SQ3Z series intelligent automatic transfer switch

Scope of application

Ambient air temperature of automatic transfer switches should be within -25℃~40℃, the mean value within 24hours should not exceed 35℃;

Atmospheric conditions: the air should be clean, the relative humidity should not exceed 50% at 40℃, higher relative humidity is permissible at low temperature condition; for instance, RH may reach 90% at 20℃, but should take the condensation into consideration that may caused by temperature change;

The altitude of installation site should not exceed 2000m, teh automatic transfer switches should be used indoors;

The installation site of automatic transfer switches should be free of strenuous vibration or impact, no corrosion affecting the electric elecments;

If beyond the abovementioned conditions, please negotiate with the manufacturer when placing the order;

If the automatic transfer switches is intended for offshore oil or nuclear power station, shall enter into an additional technical agreement.